Abrar, Muhammad, Xiang Gui, and Amal Punchihewa. “Low Complexity Joint Sub-Carrier Pairing, Allocation and Relay Selection in Cooperative Wireless Networks”. International Journal of Communication Networks and Information Security (IJCNIS) 6, no. 3 (August 21, 2014). Accessed April 28, 2024. https://www.ijcnis.org/index.php/ijcnis/article/view/608.